1 min read
A speaker standing near the edge of a cotton field talking to people at a crops field day.

An illustrated logo of growing plants with the words OPTIMA Fields Alabama Extension below them.Farm Overview

  • Location: Centre—Cherokee County, Alabama
  • Crop: Cotton
  • Planting date: June 05, 2025
  • Variety: DP 2127B3XF
  • Area: 97 acres
  • Row spacing: 36 inches
  • Irrigation: Center pivot
  • Tillage: None

Objective

  • Evaluate how integrating variable rate seeding and nitrogen applications can improve cotton yield and resource efficiency in north Alabama under center pivot irrigation.

Treatments

This trial evaluates the impact of different seeding rates and various nitrogen sources and application levels on cotton yield. The trial aims to assess how different nitrogen sources influence crop performance under different seeding rate, with the broader objective of promoting sustainable and cost-effective cotton production. The following table outlines the different seeding and nitrogen rates tested in this trial.

Variable Rate Seeding (Seeds per Acre)Variable Rate Nitrogen (Pounds per Acre)
30,00060 (Liquid)
34,00080 (Liquid)
38,00080 (Granular)
42,000

Soil Type

A map that shows the soil type for the Lindsey farm trial.


Field Trial Design

A map that shows the field trial design for the Lindsey farm.


Activities

Back to OPTIMA Fields